public class ex32{
  public static void main(String args[]){
    char c='\0';
    for(int i=1;i<=4;i++){
	switch(i){
	  case 1: c='J';
	         System.out.print(c);
	  case 2: c='e';
	  	System.out.print(c);
		break;
	  case 3: c='p';
		System.out.print(c);
	default: System.out.print("好");
       	}
	}
	}
	}
